What is the longest river in Italy?

A:

Quick Answer

The longest river in Italy is the Po River, which flows over 405 miles from its source in the Val Po of the northern Italian Cottian Alps to its outflow in the Adriatic Sea near Venice. It begins at 6,900 feet above sea level and discharges at sea level.

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The Po River flows through the cities of Ferrara, Turin and Piacenza. It is surrounded by the Po Valley, which extends to parts of Switzerland and France. The valley is frequently subject to heavy flooding from the Po River. At its widest point, the river has an expanse of 1,650 feet. The second-largest river in Italy is the Adige River.